Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Jul. 02, 2011	Jan. 01, 2011
Consolidated Balance Sheets
Allowance for doubtful accounts, accounts receivable	$ 83	$ 82
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares outstanding	0	0
Common stock, shares authorized	40,000,000	40,000,000
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares outstanding	25,646,862	25,522,568